Chondrichthyes - Rajiformes - Sclerorhynchidae
Alternative combination: Onchosaurus (Ischyrhiza) antiquus
Full reference: J. Leidy. 1856. Notice of remains of extinct vertebrated animals discovered by Professor E. Emmons. Proceedings of the Academy of Natural Sciences of Philadelphia 8:255-257
Belongs to Ischyrhiza according to M. E. Suárez and H. Cappetta 2004
See also Arambourg 1940, Hay 1902 and Leidy 1856
Sister taxa: Ischirhiza nigeriensis, Ischyrhiza avonicola, Ischyrhiza chilensis, Ischyrhiza germaniae, Ischyrhiza hartenbergeri, Ischyrhiza mira, Ischyrhiza nigeriensis, Ischyrhiza schneideri, Ischyrhiza serra, Ischyrhiza texana, Ischyrhiza viaudi
Distribution: there are no occurrences of Ischyrhiza antiqua in the database
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.